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© 2026 Old Cars Data. Not affiliated with the listed auction houses.

Market records & comparable context, not appraisals.

Old Cars DataGMCC/K Series valuation

How much is a GMC C/K Series worth?

Current market reference from completed auction sales over the last 12 months.

Get value estimateView price history

10 auction sales

Completed sales, not listing estimates

Updated every 15 minutes

Yesterday's auction activity available today

Nineteen sources

BaT, Cars & Bids, Mecum, Bonhams, SOMO, and more

Direct answer

The GMC C/K Series market carries a current 12-month median auction price of $19,000 across 10 tracked sales. Recent examples commonly range from $13,625 to $28,750.

Values are estimated from completed auction results. Private-party sales, dealer asking prices, taxes, fees, and undocumented condition details are not included unless they appear in source data.

12-month snapshot

Market overview

Based on sold auction results from the past 12 months.

Total auctions
10

Past 12 months

Median price
$19,000

Mid market

Lower quartile
$13,625

25th percentile

Upper quartile
$28,750

75th percentile

Sold examples

Auction gallery

Photos from real GMC C/K Series examples that crossed the block, each tied to its completed sale.

Imagery sourced from completed auction listings

Overview

About the GMC C/K Series

The GMC C/K Series remains a sought-after collector vehicle, blending period design with the kind of provenance auction buyers reward. Values shift with condition, mileage, originality, and documentation, so the figures here reflect the spread of real outcomes rather than a single sticker price. Use the year index below to narrow toward the examples most comparable to yours.

Model years

Browse by year

Each year links to comparable pricing and sales data for that model year.

19781 sale19771 sale19751 sale19701 sale19663 sales19632 sales19561 sale

Latest results

Recent auctions

The most recent completed GMC C/K Series auctions across all tracked sources.

PriceYearMileageAuction houseLocationDateStatusLink
  • $41,80019700 miBarrett-JacksonUnknownSep 12, 2026SoldView auction
  • $30,80019660 miBarrett-JacksonUnknownSep 11, 2026SoldView auction
  • $8,524197849,200 miHagertyJasper, ALSep 1, 2026SoldView auction
  • $17,500197531,400 miHagertyJasper, ALAug 31, 2026SoldView auction
  • $12,500195690,900 miHagertyIpswich, MAAug 17, 2026SoldView auction
  • $20,5001977357 miHagertyBoulder City, NVJul 15, 2026SoldView auction
  • $17,000196371,000 miBring a TrailerPlacerville, CANov 20, 2025SoldView auction
  • $5,000196669,000 miBring a TrailerMoscow, IDOct 24, 2025SoldView auction
  • $25,000196669,000 miBring a TrailerVero Beach, FLOct 20, 2025SoldView auction
  • $30,00019637,000 miBring a TrailerRoxbury, CTOct 1, 2025SoldView auction
AI access layer

Ask ChatGPT about GMC C/K Series prices.

"What did GMC C/K Seriess sell for last month?"- get answers in seconds. Ask about values, trends, comparisons, or anything you'd look up manually.

Add to ChatGPT / ClaudeFree tier · no code · plain English

MCP prompt log

What's the average price of a GMC C/K Series?
Based on recent auctions, the median sale price is...
Show me ones under $50k
Here are recent GMC C/K Series sales under $50,000...

More GMC

Explore all GMC models

Browse the full GMC model index with auction prices, trends, and sales history.

View GMC models

Reference notes

Frequently asked questions.

Are GMC C/K Series prices going up or down?

Recent GMC C/K Series prices move with the mix of condition, mileage, and documentation crossing the auction block. Use the chart and recent results to judge the current direction from real outcomes.

How accurate is this price history data?

Every figure is computed from completed auction results normalized into canonical make, model, year, price, and status fields.

Where does your data come from?

Bring a Trailer, Cars & Bids, Hemmings, AutoHunter, Hagerty, PCAR Market, All Collector Cars, Gooding & Co, RM Sotheby's, Barrett-Jackson, Sotheby's Motorsport, Car & Classic, The Market, Broad Arrow, MB Market, Mecum Auctions, PistonHeads, Collecting Cars, and Bonhams, refreshed every 15 minutes and mapped into one consistent schema.

What affects classic car values?

Year, mileage, condition, originality, service history, color, options, and provenance all move prices. Sparse markets can swing materially on a single notable sale.

How much does a GMC C/K Series cost?

A GMC C/K Series typically sells for about $19,000 at auction, with recent examples commonly ranging from $13,625 to $28,750 based on 10 sales from the last 12 months.

How often do prices update?

The market refreshes every 15 minutes.

How many GMC C/K Series cars sell at auction?

We tracked 10 GMC C/K Series auction sales in the last 12 months.